import pymysql

conn = pymysql.connect(host='localhost', port=3306, user='root', password='rootx77', database='ai_friend', charset='utf8mb4')
cursor = conn.cursor()

cursor.execute("SHOW TABLES")
tables = cursor.fetchall()
print(f"共 {len(tables)} 张表")

for t in ['nf_user', 'nf_lovers', 'nf_chat_message']:
    cursor.execute(f"SHOW TABLES LIKE '{t}'")
    print(f"{'✅' if cursor.fetchone() else '❌'} {t}")

cursor.close()
conn.close()